import java.io.*;

/*
 * citeste si afiseaza, folosind BufferedReader din System.in, in System.out
 * */
public class CatStdin {
	
	public static void main(String av[]){
	try{
		BufferedReader is = new BufferedReader(new InputStreamReader(System.in));
		String inputLine;
		
		while ((inputLine = is.readLine())!= null){
			System.out.println(inputLine);
		}
		is.close();
	}catch(IOException e){
		System.out.println("IOException: " + e);
	}

	}
}
